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    • 75. 发明专利
    • Manufacturing apparatus of synthetic silica glass, and manufacturing method of synthetic silica glass
    • 合成二氧化硅玻璃的制造装置及合成二氧化硅玻璃的制造方法
    • JP2009132550A
    • 2009-06-18
    • JP2007309145
    • 2007-11-29
    • Covalent Materials CorpCovalent Materials Tokuyama Corpコバレントマテリアル徳山株式会社コバレントマテリアル株式会社
    • CHIJIMATSU TAKASHIYAMAKADO MAMORUHAYAKAWA AKIIWAI SEIJINAKAJIMA TOSHIOIKUNO HIROTO
    • C03B20/00C03B8/04
    • C03B19/1446C03B19/1407C03B19/1484
    • PROBLEM TO BE SOLVED: To provide a manufacturing apparatus of synthetic silica glass and a manufacturing method of synthetic silica glass which can produce synthetic silica glass without containing striae and without the internal defect.
      SOLUTION: The manufacturing apparatus of synthetic silica glass is one that is provided with a closed furnace body 2, a plurality of air inlets 4a located in an upper part of the furnace body, discharge ports 5a located in a lower part of the furnace body, a target 6 for forming an ingot and rotatably installed within the furnace body, and a burner 7 for synthesizing silica glass, and further the air inlets 4a are always located in a lower position than the adhering surface of the molten silica of the ingot, and are installed in a direction such that the gas supplied from the air inlets 4a does not directly strike the ingot and diagonally downward against the horizontal direction, wherein the gas supplied from the air inlets 4a is formed as a swiveling downward flow swiveling in the same direction as the rotating direction of the target 6 for forming the ingot.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供合成石英玻璃的制造装置和合成石英玻璃的制造方法,其可以生产不含条纹并且没有内部缺陷的合成石英玻璃。 解决方案:合成石英玻璃的制造装置是设置有封闭炉体2,位于炉体上部的多个空气入口4a,位于炉体下部的排出口5a 炉体,用于形成锭子并可旋转地安装在炉体内的靶材6和用于合成石英玻璃的燃烧器7,并且进一步的空气入口4a总是位于比熔融二氧化硅的熔融二氧化硅的粘合表面更低的位置 并且安装在使得从空气入口4a供应的气体不直接撞击铸锭并相对于水平方向倾斜向下的方向上安装,其中从空气入口4a供应的气体形成为向下旋转的旋转向下流动 与用于形成锭的靶6的旋转方向相同的方向。 版权所有(C)2009,JPO&INPIT
    • 79. 发明专利
    • Apparatus for manufacturing synthetic silica glass
    • 制造合成二氧化硅玻璃的装置
    • JP2003327436A
    • 2003-11-19
    • JP2002133951
    • 2002-05-09
    • Tokuyama Toshiba Ceramics Co Ltd徳山東芝セラミックス株式会社
    • IKUNO HIROTO
    • G02B1/00C03B8/04
    • C03B19/1407C03B19/1446
    • PROBLEM TO BE SOLVED: To provide an apparatus for manufacturing synthetic silica glass to improve deposition efficiency and to reduce the inclusion of foam.
      SOLUTION: The apparatus for manufacturing the synthetic silica glass has a target 4 for forming an ingot disposed within a furnace casing, a lifting device 5 for lifting the target 4, a burner 6 disposed above the furnace casing 3 facing the target 4 to hydrolyze a silicon compound in an oxyhydrogen flame, an exhaust flow passage 7 disposed in communicative connection with the furnace casing 3 so as to exhaust air from the lower side of the furnace casing 3, an exhauster 8 disposed in communicative connection with the exhaust flow passage 7, and exhaust pressure regulating means 9 for regulating the exhaust pressure in the exhaust flow passage 7.
      COPYRIGHT: (C)2004,JPO
    • 要解决的问题:提供一种用于制造合成石英玻璃的装置,以提高沉积效率并减少泡沫的包含。 解决方案:用于制造合成石英玻璃的设备具有用于形成设置在炉壳内的锭的靶4,用于提升靶4的提升装置5,设置在炉壳3上方的面向靶4的燃烧器6 在氢氧焰中水解硅化合物,排气流路7设置成与炉壳3连通,以从炉壳3的下侧排出空气;排气器8,设置成与排气流连通; 通道7和排气压力调节装置9,用于调节排气流通道7中的排气压力。版权所有(C)2004,JPO